When it comes to construction work, the Dayton region has seen no change in the past 12 months, according to a new analysis of federal employment data released by the Associated General Contractors of America. It shows the Dayton metro area had 12,200 construction jobs in September, the same amount from September, 2014. That’s not a bad figure considering statewide construction jobs were down 4 percent in the period. The Springfield region was not as fortunate seeing a loss of 100 workers (or…